FR2040146A5 - - Google Patents

Info

Publication number
FR2040146A5
FR2040146A5 FR7011398A FR7011398A FR2040146A5 FR 2040146 A5 FR2040146 A5 FR 2040146A5 FR 7011398 A FR7011398 A FR 7011398A FR 7011398 A FR7011398 A FR 7011398A FR 2040146 A5 FR2040146 A5 FR 2040146A5
Authority
FR
France
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
FR7011398A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR2040146A5 publication Critical patent/FR2040146A5/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/02—Manufacture of electrodes or electrode systems
    • H01J9/12—Manufacture of electrodes or electrode systems of photo-emissive cathodes; of secondary-emission electrodes

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Formation Of Various Coating Films On Cathode Ray Tubes And Lamps (AREA)
  • Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
FR7011398A 1969-03-31 1970-03-31 Expired FR2040146A5 (OSRAM)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB06735/69A GB1298362A (en) 1969-03-31 1969-03-31 Improvements relating to electric discharge tubes comprising photo-cathodes

Publications (1)

Publication Number Publication Date
FR2040146A5 true FR2040146A5 (OSRAM) 1971-01-15

Family

ID=10082717

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7011398A Expired FR2040146A5 (OSRAM) 1969-03-31 1970-03-31

Country Status (4)

Country Link
US (1) US3666547A (OSRAM)
DE (1) DE2015995A1 (OSRAM)
FR (1) FR2040146A5 (OSRAM)
GB (1) GB1298362A (OSRAM)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2122455A1 (OSRAM) * 1971-01-18 1972-09-01 Rca Corp

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4225881A (en) * 1978-11-27 1980-09-30 Murray Tovi Designs, Inc. Discrete surveillance system and method for making a component thereof
DE10037729A1 (de) * 2000-08-02 2002-02-21 Henkel Kgaa Mikrokapsel, Verfahren zu deren Herstellung und deren Verwendung in Klebstoffen

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2122455A1 (OSRAM) * 1971-01-18 1972-09-01 Rca Corp

Also Published As

Publication number Publication date
GB1298362A (en) 1972-11-29
US3666547A (en) 1972-05-30
DE2015995A1 (de) 1970-10-08

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Legal Events

Date Code Title Description
ST Notification of lapse